| commit | 5dde87088ffaac0b3b873523c07e941c18f2529e | |
| author | Kevin Wolf <kwolf@redhat.com> | |
| Tue, 16 Feb 2010 14:54:49 +0000 (16 15:54 +0100) | ||
| committer | Anthony Liguori <aliguori@us.ibm.com> | |
| Tue, 23 Feb 2010 20:07:58 +0000 (23 14:07 -0600) | ||
| tree | 4aedc1cb363e0d00615c31d8bfff1823248ea940 | treesnapshot (tar.gz zip) |
| parent | 3fa017e24b0a0f0e68619a689b9b02fe486dae9e | commitdiff |
qcow2: Fix access after end of array
If a write requests crosses a L2 table boundary and all clusters until the
end of the L2 table are usable for the request, we must not look at the next
L2 entry because we already have arrived at the end of the array.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit 4805bb66969622f86376191c94c4748bce91e6be)
If a write requests crosses a L2 table boundary and all clusters until the
end of the L2 table are usable for the request, we must not look at the next
L2 entry because we already have arrived at the end of the array.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit 4805bb66969622f86376191c94c4748bce91e6be)
| block/qcow2-cluster.c | diffblobblamehistory |